Senior Software Engineer

2022 - Financial accounting software for mobile (iOS, Android) and web End customer: Accountor Finago, 06/2022 - , Contract (Craftmate) Development of a large accounting software for mobile (iOS, Android) and web platforms. Responsible for full-stack development, creating a component library according to the design system, helped with the application architecture, data migrations, and helping/tutoring other developers. Skills, tools & techniques used: TypeScript, React, Redux, RxJS, Redux Form, Cordova, CSS, Semantic UI, LESS, Storybook, Jest, Material UI, AgGrid, Webpack, Git, Java, Vaadin, Spring, JOOQ, MySQL, Maven, Tomcat Apache, Datadog, Bitrise, Docker, Kubernetes, Azure, Octopus, Nginx, Jenkins, Nix, Graylog, SonarQube, REST APIs, API Gateway, Jira, Figma, Scrum, microservices, reactive programming, code reviews.

Development of a real-time messaging mobile (iOS, Android) application. Responsible for creating client-side architecture, full-stack development, improving working methods & processes and training other developers. Skills, tools & techniques used: TypeScript, React Native, Expo, RxJS, CSS, Jest, Chai, MobX, Node.js, Express.js, PostgreSQL, SQLite, Redis, RSocket, Ava, Git, AWS, Terraform, CircleCI, Bitrise, Sentry, Datadog, Instabug, Linear, Scrum, Figma, reactive programming, functional programming, code reviews.

2014 - 2021 GPS-based navigation & communication application for train drivers End customer: Fintraffic, 01/2014 - 10/2021, Solita A real-time web-based GPS-application (SPA) to provide the train drivers in Finland critical information about the track events, speed limits and serve as a communication channel. Responsible for creating front-end architecture, front-end development, co-designing user experience, improving working methods & processes and training other developers. Skills, tools & techniques used: TypeScript, JavaScript, PureScript, Inferno (React), Flyd, Most.js, HTML, CSS, SASS, D3.js, AngularJS, Jade, Mocha, Jasmine, Chai, Karma, Cypress, Gulp, Grunt, Webpack, Puppeteer, Node.js, Express.js, Protractor, Selenium, Mercurial, Git, Jenkins, .NET 4.5, Windows Forms, Java, Spring, Hibernate, Jackson, Swagger, Groovy, Kotlin, Jaxb, Oracle, Apache Tomcat, Nginx, Docker, Gradle, AWS, REST APIs, Kibana, Jira, Scrum, Kanban, TDD, Figma, reactive programming, functional programming, performance optimizations, profiling, integrations, pair & mob programming, code reviews. 2013 Train/route information as a printable PDF for train drivers 2010 - 2012 Marketing asset design, generation and management software 2009 - 2010 Single sign-on (SSO) service provider 2007 - 2009 Software product platform: CMS, CRM, E-commerce etc. OTHER PROJECTS IN SOFTWARE DEVELOPMENT

Mainly working as a lead front-end developer doing architecture, development, automated tests and build pipelines for different software projects. Clients included large industrial companies and the Finnish public sector. Other tasks included e.g. recruitment, improving processes, mentoring, and training developers.

* Introduction to Functional Programming * Introduction to OOCSS and Atomic CSS * Web Performance * Road to React * Futures in JavaScript * WebAssembly now and in the future * Introduction to Reactive Programming

Mainly working as a full-stack developer doing architecture, development, automated tests and UX design for different software projects. Clients included various Fortune 500 companies. Other roles: scrum master, product owner and a team leader.

Mainly working as a full-stack developer doing architecture, development and UI/UX design for dozens of software projects. Clients included mainly small to medium sized retail companies. PROJECTS (PARTIAL LISTING)